package main
import "fmt"
func intSeq() func() int{
	i:=0
	return func() int{
		i++
		return i
	}
}

func main(){
	nextInt:=intSeq()
	fmt.Println(nextInt())
	fmt.Println(nextInt())
	fmt.Println(nextInt())

	newInts:=intSeq()
	fmt.Println(newInts())
}